What ChatGPT is really doing when it answers you — and why it hallucinates, forgets, and varies
This story is from 2026-09-10. It is preserved in the archive; the latest stories are on the live feed.
People talk about ChatGPT like it "understands" you. It doesn't — not in the way we mean. Underneath, it's doing something much simpler and, honestly, weirder: predicting the next token, over and over. Once that clicks, most of its strange behavior (hallucinations, forgetting, different answers to…
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- 2026-09-10 06:22 · r/learnmachinelearning
What ChatGPT is really doing when it answers you — and why it hallucinates, forgets, and varies